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【单选题】

In the MAC address 00: : :9f:eA. , what represents the Organizationally Unique Identifier (OUI)?（）

A、:9f:eA

B、00: : :9f

C、9f:eA

D、00: :

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更多“In the MAC address 00: : :9f:eA. , what represents the Organizationally Unique Identifier (OUI)?（）”相关的问题
第1题
[单选题] R1 forwards a packet from Host 1 to remote Server 1. Which statement describes the use of a MAC as the frame carrying this packet leaves the s0/0/0 interface of R1（）。

A、The frame does not have MAC addresses.  B、The source MAC address in the frame is the MAC address of the NIC of Host 1.  C、The source MAC address in the frame is the MAC address of the s0/0/0 interface of R1.  D、The destination MAC address in the frame is the MAC address of the NICof server 1.  E、The destination MAC address in the frame is the MAC address of the s0/0/0 interface of R2  

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第2题
[单选题] Host 1 receives a file from remote server 1. Which MAC address appears as the source address in the header of the frames received by Host 1（）。

A、The MAC address of the NIC in Host 1  B、The MAC address of the NIC in server 1  C、The MAC address of the Fa0/0 interface of router R1  D、The MAC address of the s0/0/0 interface of the router R2  

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第3题
[] Host 1 sends an ICMP echo request to remote sever1. Layer2 header of the frame containing the ping packet（）。

A、A.The IP address of sever 1.  B、B.The MAC address of NIC in sever 1.  C、C.The IP address of F0/0 interface of router R1.  D、D.The MAC address of the Fa0/0 interface of router R1.  E、E.The IP address of the s0/0/0 interface of router R2  F、F.The MAC address of the s0/0/0 interface of router R2  

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第4题
[单选题] Host 1 sends a request for a file to remote sever1. Which destination address does Host 1 place f the packet containing the request（）。

A、The Mac address of the NIC in Sever1  B、The IP address of Server 1.  C、The MAC address of the s0/0/0 interface of router R2  D、The IP address of the s0/0/0 interface of router R1  E、The IP address of the Fa0/0 interface of router R1  

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第5题
[单选题] Select the action that results from executing these commands.（）Switch(config-if)# switchport port-securitySwitch(config-if)# switchport port-security mac-address sticky

A、A dynamically learned MAC address is saved in the startup-configuration file.  B、A dynamically learned MAC address is saved in the running-configuration file.  C、A dynamically learned MAC address is saved in the VLAN database.  D、Statically configured MAC addresses are saved in the startup-configuration file if frames from that address are received.  E、Statically configured MAC addresses are saved in the running-configuration file if frames from that address are received.  

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第6题
[] Router R1 has the following configuration. Assuming R1's F0/0 interface has a MAC address of 0200.0011.1111, what IPv6 addresses will R1 list for interface F0/0 in the output of the show ipv6 interface brief command?（） interface f0/0 ipv6 address 2345:0:0:8::1/64 Router R1 has the following configuration. Assuming R1's F0/0 interface has a MAC address of 0200.0011.1111, what IPv6 addresses will R1 list for interface F0/0 in the output of the show ipv6 interface brief command?（） interface f0/0 ipv6 address 2345:0:0:8::1/64

A、A. 2345:0:0:8::1  B、B. 2345:0:0:8:0:FF:FE11:1111  C、C. FE80::8:0:FF:FE11:1111  D、D. FE80:0:0:8::1  

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第7题
[多选题] Host 1 has just started up and requests a web page from web server 2. Which two statements describe steps in the process Host 1 uses to send the request to web server 2 (choose two)（）。

A、Host 1 addresses the frames to the MAC address of router R1  B、Host 1 looks in its ARP cache for the MAC address of router R1  C、Host 1 addresses the frames to the MAC address of web server 2  D、Host 1 sends the packets to router R1 to be forwarded to web server 2  E、Host 1 sends a broadcast ARP request to obtain the MAC address of webserver2  

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第8题
[多选题] Which two design concerns must be addressed when designing a multicast implementation?（）

A、only the low-order 23 bits of the MAC address are used to map IP addresses  B、only the low-order 24 bits of the MAC address are used to map IP addresses  C、only the high-order 23 bits of the MAC address are used to map IP addresses  D、only the low-order 23 bits of the IP address are used to map MAC addresses  E、the 0x01004f MAC address prefix is used for mapping IP addresses to MAC addresses  F、the 0x01005e MAC address prefix is used for mapping IP addresses to MAC addresses  

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第9题
[单选题] Refer to the graphic.Host A is communicating with the seiver. What will be the source MAC address of the frames received by Host A from the server?（）

A、the MAC address of the seiver network interface  B、the MAC address of host A  C、the MAC address of router interface e 1  D、the MAC address of router interface e0  

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第10题
[单选题] What is valid reason for a switch to deny port access to new devices when port security is enabled?（）

A、The denied MAC addresses have already been learned or confgured on another secure interface in the same VLAN.  B、The denied MAC address are statically configured on the port.  C、The minimum MAC threshold has been reached.  D、The absolute aging times for the denied MAC addresses have expired.  

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